CVE-2019-25627

HIGH

8.4

Descripcion

FlexHEX 2.71 contains a local buffer overflow vulnerability in the Stream Name field that allows local attackers to execute arbitrary code by triggering a structured exception handler (SEH) overflow. Attackers can craft a malicious text file with carefully aligned shellcode and SEH chain pointers, paste the contents into the Stream Name dialog, and execute arbitrary commands like calc.exe when the exception handler is triggered.

Detalles CVE

Puntuacion CVSS v3.18.4

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueLOCAL

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/24/2026

Ultima modificacion3/24/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-434

Referencias

http://www.flexhex.com(disclosure@vulncheck.com)

http://www.flexhex.com/download/flexhex_setup.exe(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/46665(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/flexhex-local-buffer-overflow-via-seh-unicode(disclosure@vulncheck.com)

Correlaciones IOC

Sin correlaciones registradas

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